Why do controllers use ABXY?

Question

The controllers have buttons x, y, l, and r. The order in whichABXY is in is alphabetical. He said that they have a big gap in the alphabet.

Hagrid P Hazard · Accepted Answer

The controllers have buttons x, y, l, and r. The order in whichABXY is in is alphabetical. He said that they have a big gap in the alphabet.